1.1 --- a/src/share/vm/classfile/classFileStream.cpp Thu Aug 01 03:44:03 2019 +0100
1.2 +++ b/src/share/vm/classfile/classFileStream.cpp Mon Aug 12 18:30:40 2019 +0300
1.3 @@ -30,12 +30,12 @@
1.4 THROW_MSG(vmSymbols::java_lang_ClassFormatError(), "Truncated class file");
1.5 }
1.6
1.7 -ClassFileStream::ClassFileStream(u1* buffer, int length, const char* source) {
1.8 +ClassFileStream::ClassFileStream(u1* buffer, int length, const char* source, bool need_verify) {
1.9 _buffer_start = buffer;
1.10 _buffer_end = buffer + length;
1.11 _current = buffer;
1.12 _source = source;
1.13 - _need_verify = false;
1.14 + _need_verify = need_verify;
1.15 }
1.16
1.17 u1 ClassFileStream::get_u1(TRAPS) {
1.18 @@ -100,3 +100,31 @@
1.19 }
1.20 _current += length * 4;
1.21 }
1.22 +
1.23 +#if INCLUDE_JFR
1.24 +
1.25 +u1* ClassFileStream::clone_buffer() const {
1.26 + u1* const new_buffer_start = NEW_RESOURCE_ARRAY(u1, length());
1.27 + memcpy(new_buffer_start, _buffer_start, length());
1.28 + return new_buffer_start;
1.29 +}
1.30 +
1.31 +const char* const ClassFileStream::clone_source() const {
1.32 + const char* const src = source();
1.33 + char* source_copy = NULL;
1.34 + if (src != NULL) {
1.35 + size_t source_len = strlen(src);
1.36 + source_copy = NEW_RESOURCE_ARRAY(char, source_len + 1);
1.37 + strncpy(source_copy, src, source_len + 1);
1.38 + }
1.39 + return source_copy;
1.40 +}
1.41 +
1.42 +ClassFileStream* ClassFileStream::clone() const {
1.43 + u1* const new_buffer_start = clone_buffer();
1.44 + return new ClassFileStream(new_buffer_start,
1.45 + length(),
1.46 + clone_source(),
1.47 + need_verify());
1.48 +}
1.49 +#endif // INCLUDE_JFR
